You sound as if life has handed you a very hard time. an anxiety condition - even with treatment - can be terribly hard to live with, plus being a mum of two young kids is often a full time occupation all by itself.
I realy do agree with everything Katyonthehamsterwheelhas said and recommend Smiling Mind myself. I use it to reduce everyday stress and also at times when my mind is locked in anxious thoghts (such as how this or that will end badly) at which time Smiling Mind will stop that thought train. It does take a little practice but realy works.
Beyondblue has a lot of information on anxiety, including treatment and how to stay well, it starts here:
In addition to which a very large number of people have written down things that work for them in this thread:
(Please note you can't click on these links, they need to be pasted into your browser to work)
There is one other thing I've found most important, and that is - no matter how busy your life - you take time each day regularly to do something you enjoy, not only is it actually good for you but is something which you can look forward too all day.
I normally use books, though sometimes movies, and am taken right away from normal life to different worlds. Would you like to say what might do that for you?